79590255405 has 8 divisors (see below), whose sum is σ = 127344408672. Its totient is φ = 42448136208.

The previous prime is 79590255391. The next prime is 79590255413. The reversal of 79590255405 is 50455209597.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 79590255405 - 2⁴ = 79590255389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2653008499 + ... + 2653008528.

It is an arithmetic number, because the mean of its divisors is an integer number (15918051084).

Almost surely, 2^79590255405 is an apocalyptic number.

It is an amenable number.

79590255405 is a deficient number, since it is larger than the sum of its proper divisors (47754153267).

79590255405 is a wasteful number, since it uses less digits than its factorization.

79590255405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5306017035.

The product of its (nonzero) digits is 2835000, while the sum is 51.

The spelling of 79590255405 in words is "seventy-nine billion, five hundred ninety million, two hundred fifty-five thousand, four hundred five".